If you are shopping for the best 1440p 240hz oled monitor 2027, the choice is wider than ever. This guide narrows it to 5 monitors worth a closer look, from solid value picks to premium models.
We compared 5 monitors from ASUS, Acer, INNOCN and GIGABYTE using the details on their Amazon listings. For more ideas, see our 27 inch 4K gaming monitors and 27 inch PC monitors guides.
Where a detail such as HDMI 2.1 or USB-C is not clear on the listing, we say to check it before you buy. We do not list prices because they change often.
Top 3 Best 1440p 240Hz OLED Monitor 2027 at a Glance
Best 1440p 240Hz OLED Monitor 2027
Here are all 5 monitors side by side, so you can compare size, resolution and refresh rate.
| # | Monitor | Size / Resolution | Refresh | Panel / Notes | Category |
|---|---|---|---|---|---|
| 1 | ASUS ROG Strix OLED XG27ACMES | 27″ 1440p OLED | 255Hz | OLED | Best Overall |
| 2 | Acer Predator X27U | 26.5″ 1440p QD-OLED | 240Hz | QD-OLED | Runner-Up |
| 3 | INNOCN 27″ QD-OLED | 27″ 1440p QD-OLED | 280Hz | QD-OLED | Also Great |
| 4 | GIGABYTE GO27Q24G OLED | 27″ 1440p OLED | 240Hz | OLED | Solid Choice |
| 5 | ASUS ROG Swift OLED PG27AQWP-W | 27″ 1440p OLED | 540Hz | OLED | Strong Option |
1. ASUS ROG Strix OLED XG27ACMES – Best Overall
ASUS ROG Strix OLED XG27ACMES pairs a 27-inch 1440p QHD screen with a 255Hz refresh rate and an OLED panel. Adaptive sync comes from G-Sync Compatible. The listing quotes a 0.03ms response time. Other features mentioned in the listing include HDR HDR support and USB-C connectivity.
OLED is the main reason to look at this one: each pixel lights itself, so blacks are truly black and motion looks clean at high refresh rates. We do not quote prices because they change daily, so use the Check Price button to see today’s Amazon price and whether it is currently discounted. OLED gives per-pixel contrast and very fast response, but static HUD elements can raise burn-in risk over time, so vary your content and use the screen-saver and pixel-refresh features.
It has few ratings at the moment, so treat it as a promising option rather than a proven favourite and read the latest reviews first.
Best for: players who want deep blacks and very fast response.
May not fit if: you leave static windows on screen for hours or play mostly in a bright room.
2. Acer Predator X27U – Runner-Up
Acer Predator X27U pairs a 26.5-inch 1440p QHD screen with a 240Hz refresh rate and a QD-OLED panel. Adaptive sync comes from G-Sync Compatible. The listing quotes a 0.03ms response time. Other features mentioned in the listing include built-in speakers and HDMI 2.1 inputs.
For competitive shooters, a refresh rate of 240Hz gives you a clear motion advantage if your PC can push matching frame rates. A 1440p resolution is the sweet spot for most gaming PCs, since many mid-range graphics cards can drive it at high frame rates. OLED gives per-pixel contrast and very fast response, but static HUD elements can raise burn-in risk over time, so vary your content and use the screen-saver and pixel-refresh features.
It holds a 4.4-star average from 174 Amazon ratings, which gives a useful picture of build quality and reliability.
Best for: players who want deep blacks and very fast response.
May not fit if: you leave static windows on screen for hours or play mostly in a bright room.
3. INNOCN 27″ QD-OLED – Also Great
On paper, the INNOCN 27″ QD-OLED is a 27-inch 1440p QHD monitor with a 280Hz refresh rate, using a QD-OLED panel. The listing quotes a 0.03ms response time. Other features mentioned in the listing include HDR400 HDR support and built-in speakers.
OLED is the main reason to look at this one: each pixel lights itself, so blacks are truly black and motion looks clean at high refresh rates. We do not quote prices because they change daily, so use the Check Price button to see today’s Amazon price and whether it is currently discounted. OLED gives per-pixel contrast and very fast response, but static HUD elements can raise burn-in risk over time, so vary your content and use the screen-saver and pixel-refresh features.
The listing has limited feedback so far, so read the newest customer reviews and check the return policy before you commit.
Best for: players who want deep blacks and very fast response.
May not fit if: you leave static windows on screen for hours or play mostly in a bright room.
4. GIGABYTE GO27Q24G OLED – Solid Choice
GIGABYTE GO27Q24G OLED pairs a 27-inch 1440p QHD screen with a 240Hz refresh rate and an OLED panel. Adaptive sync comes from G-Sync Compatible. The listing quotes a 0.03ms response time. Other features mentioned in the listing include USB-C connectivity.
OLED is the main reason to look at this one: each pixel lights itself, so blacks are truly black and motion looks clean at high refresh rates. We do not quote prices because they change daily, so use the Check Price button to see today’s Amazon price and whether it is currently discounted. OLED gives per-pixel contrast and very fast response, but static HUD elements can raise burn-in risk over time, so vary your content and use the screen-saver and pixel-refresh features.
Amazon owners rate it 4.4 out of 5 across 92 ratings, so there is plenty of real-world feedback to read before you buy.
Best for: players who want deep blacks and very fast response.
May not fit if: you leave static windows on screen for hours or play mostly in a bright room.
5. ASUS ROG Swift OLED PG27AQWP-W – Strong Option
On paper, the ASUS ROG Swift OLED PG27AQWP-W is a 27-inch 1440p QHD monitor with a 540Hz refresh rate, using an OLED panel.
OLED is the main reason to look at this one: each pixel lights itself, so blacks are truly black and motion looks clean at high refresh rates. We do not quote prices because they change daily, so use the Check Price button to see today’s Amazon price and whether it is currently discounted. OLED gives per-pixel contrast and very fast response, but static HUD elements can raise burn-in risk over time, so vary your content and use the screen-saver and pixel-refresh features.
Amazon owners rate it 4.1 out of 5 across 90 ratings, so there is plenty of real-world feedback to read before you buy.
Best for: players who want deep blacks and very fast response.
May not fit if: you leave static windows on screen for hours or play mostly in a bright room.
How to Choose the 1440p 240Hz OLED Monitor 2027
Curved or flat
A curve adds immersion for games and films, while a flat screen is easier for design work and multi-monitor setups. It is mostly a matter of taste.
Budget and value
A trusted brand and a solid review history matter more than a long spec list. Check the current listing for the latest offer, because prices change often.
Eye comfort
Look for flicker-free and low blue light features if you spend long hours in front of the screen. They are standard on many modern monitors.
Warranty and support
Check the warranty terms on the listing, and read recent reviews for notes on dead pixels, backlight bleed and support.
Resolution and size
Resolution decides how sharp text and games look at a given size. 1440p is a strong balance for most desks, 4K is sharper but needs a stronger graphics card, and 1080p is the cheapest option.
1440p 240Hz OLED Monitor 2027 FAQ
What is the best best 1440p 240hz oled monitor 2027?
It depends on your budget and how you use it. Our top pick for most people is the ASUS ROG Strix OLED XG27ACMES, and the table above helps you compare the others.
Do I need HDMI 2.1?
Only if you want 4K at a high refresh rate from a console or a recent graphics card. Check the listing for the exact port version.
How do I choose the right size?
27 inches is the most popular desk size, 32 inches is more immersive, and ultrawide models suit multitasking. Measure your desk first.
Is a higher refresh rate worth it?
Yes for gaming and general smoothness, but only if your graphics card can reach matching frame rates. For office work, 60Hz is enough.
Final Verdict
For most people, the ASUS ROG Strix OLED XG27ACMES is a strong place to start when looking for the best 1440p 240hz oled monitor 2027. Compare size, resolution and refresh rate against how you use your screen, and check the listing for the latest details.
For more, see our best budget computer monitors guide and our best portable monitors picks.
Written and reviewed by Ethan Carter. Specs are checked against the manufacturer and Amazon listings. See our editorial policy and review methodology. Last reviewed: November 2026.
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